so now an encore presentation of nbc's lindsay davis and producer alex waterfield's journey to the far north, and just getting there was an adventure of its own. >> reporter: it's the middle of the night in the middle of nowhere in one of the most inhospitable places in the world. aside from my guides, i'm all alone. the wind is punishing and the only thing my iphone is good for is taking video. now we're into our third hour . i can't see much through the fog. my three guides are nice, but they're not exactly inspiring confidence right now. what happened? >> it broke. >> reporter: it's broken. we're now down to one snowmobile, we just left our backup behind on the ice, and if that wasn't bad enough -- are we lost? i think he's joking, but this does not bode well. we're deep inside the arctic circle on baffin island. it's bigger than california, but with only 11,000 inhabitants, it's not the kind of place you can stop to ask for directions. but this is the price of admission for a shot at seeing one of the most elusive creatures on the planet, the narwal, the so called unicorn of the oc